Colin Cowherd of ‘The Herd’ claims Mayweather vs. McGregor is happening in September

So yeah, this thing just won't die. Over the last few weeks, there have been rumblings of a possible Mayweather-McGregor match-up going around, building more and more momentum as the days go by. With Mayweather and McGregor both stating that they would love the fight to happen. With the buzz of this hypothetical match-up getting …